<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Arduino MIDI File Parser: src/MidiFileParserOut.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">Arduino MIDI File Parser
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
  initMenu('',true,false,'search.php','Search');
  $(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div id="nav-path" class="navpath">
  <ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li>  </ul>
</div>
</div><!-- top -->
<div class="header">
  <div class="headertitle">
<div class="title">MidiFileParserOut.h</div>  </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor">#include &quot;Midi.h&quot;</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="MidiFileParser_8h.html">MidiFileParser.h</a>&quot;</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="preprocessor">#include &quot;MidiStreamOut.h&quot;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160; </div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="keyword">namespace </span>midi {</div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno"><a class="line" href="classmidi_1_1MidiFileParserOut.html">   14</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmidi_1_1MidiFileParserOut.html">MidiFileParserOut</a> {</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="classmidi_1_1MidiFileParserOut.html#ab5128a7f1bde4ae083c22fd75f5be627">   17</a></span>&#160;  <a class="code" href="classmidi_1_1MidiFileParserOut.html#ab5128a7f1bde4ae083c22fd75f5be627">MidiFileParserOut</a>(<a class="code" href="classmidi_1_1MidiFileParser.html">MidiFileParser</a> &amp;file, MidiStreamOut &amp;out) {</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;    p_file = &amp;file;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;    p_out = &amp;out;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;  }</div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="classmidi_1_1MidiFileParserOut.html#a40cd5222397681466477103a82ab2feb">   24</a></span>&#160;  <span class="keywordtype">bool</span> <a class="code" href="classmidi_1_1MidiFileParserOut.html#a40cd5222397681466477103a82ab2feb">parse</a>() {</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;    <span class="comment">// Parse midi</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;    <span class="keyword">auto</span> state = p_file-&gt;<a class="code" href="classmidi_1_1MidiFileParser.html#abda7a373f6add06597bd3d2b045100d1">parseTimed</a>();</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="comment">// Process Result</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    <span class="keywordflow">switch</span> (state.status)</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;    <span class="keywordflow">case</span> MIDI_PARSER_TRACK_MIDI: {</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;      <span class="keywordflow">switch</span> (state.midi.status) {</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_NOTE_OFF:</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;        p_out-&gt;noteOff(state.midi.param1, state.midi.param2,</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;                       state.midi.channel);</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_NOTE_ON:</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;        p_out-&gt;noteOn(state.midi.param1, state.midi.param2, state.midi.channel);</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_NOTE_AT:</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        p_out-&gt;polyPressure(state.midi.param1, state.midi.channel);</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_CC:</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        p_out-&gt;controlChange(state.midi.param1,</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;                             state.midi.param2, state.midi.channel);</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_PGM_CHANGE:</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        p_out-&gt;programChange(state.midi.param1, state.midi.channel);</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_CHANNEL_AT:</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        p_out-&gt;channelPressure(state.midi.param1, state.midi.channel);</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;      <span class="keywordflow">case</span> MIDI_STATUS_PITCH_BEND:</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        p_out-&gt;pitchBend(state.midi.param1, state.midi.channel);</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;      <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        log(<span class="stringliteral">&quot;Unknown MIDI Event&quot;</span>);</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;      }</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;      active = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;      <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    <span class="keywordflow">case</span> MIDI_PARSER_ERROR:</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;      log(<span class="stringliteral">&quot;Error&quot;</span>);</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <span class="keywordflow">case</span> MIDI_PARSER_EOB:</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;      <span class="comment">// stop processing loop</span></div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;      active = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;      <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;      <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    }</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keywordflow">return</span> active;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;  }</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">protected</span>:</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;  <a class="code" href="classmidi_1_1MidiFileParser.html">MidiFileParser</a> *p_file = <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  MidiStreamOut *p_out = <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;  <span class="keywordtype">bool</span> active = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160; </div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  <span class="keywordtype">void</span> log(<span class="keyword">const</span> <span class="keywordtype">char</span> *msg) {</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="preprocessor">#ifdef ARDUINO</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    Serial.println(msg);</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    printf(<span class="stringliteral">&quot;%s\n&quot;</span>, msg);</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;  }</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;};</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160; </div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;} <span class="comment">// namespace midi</span></div>
<div class="ttc" id="aMidiFileParser_8h_html"><div class="ttname"><a href="MidiFileParser_8h.html">MidiFileParser.h</a></div><div class="ttdoc">A simple midi parser based on the following project https://github.com/abique/midi-parser.</div></div>
<div class="ttc" id="aclassmidi_1_1MidiFileParserOut_html"><div class="ttname"><a href="classmidi_1_1MidiFileParserOut.html">midi::MidiFileParserOut</a></div><div class="ttdoc">Parse the MidiFileParser sending the output to MidiStreamOut. This class requires https://github....</div><div class="ttdef"><b>Definition:</b> MidiFileParserOut.h:14</div></div>
<div class="ttc" id="aclassmidi_1_1MidiFileParserOut_html_a40cd5222397681466477103a82ab2feb"><div class="ttname"><a href="classmidi_1_1MidiFileParserOut.html#a40cd5222397681466477103a82ab2feb">midi::MidiFileParserOut::parse</a></div><div class="ttdeci">bool parse()</div><div class="ttdoc">Parses the midi message and forwards it to MidiStreamp_out-&gt; Returns false when we are at the end.</div><div class="ttdef"><b>Definition:</b> MidiFileParserOut.h:24</div></div>
<div class="ttc" id="aclassmidi_1_1MidiFileParserOut_html_ab5128a7f1bde4ae083c22fd75f5be627"><div class="ttname"><a href="classmidi_1_1MidiFileParserOut.html#ab5128a7f1bde4ae083c22fd75f5be627">midi::MidiFileParserOut::MidiFileParserOut</a></div><div class="ttdeci">MidiFileParserOut(MidiFileParser &amp;file, MidiStreamOut &amp;out)</div><div class="ttdoc">Default Constructor.</div><div class="ttdef"><b>Definition:</b> MidiFileParserOut.h:17</div></div>
<div class="ttc" id="aclassmidi_1_1MidiFileParser_html"><div class="ttname"><a href="classmidi_1_1MidiFileParser.html">midi::MidiFileParser</a></div><div class="ttdoc">Midi File parser. Provide the data via write: You should try to keep the buffer as full as possible w...</div><div class="ttdef"><b>Definition:</b> MidiFileParser.h:61</div></div>
<div class="ttc" id="aclassmidi_1_1MidiFileParser_html_abda7a373f6add06597bd3d2b045100d1"><div class="ttname"><a href="classmidi_1_1MidiFileParser.html#abda7a373f6add06597bd3d2b045100d1">midi::MidiFileParser::parseTimed</a></div><div class="ttdeci">midi_parser_state &amp; parseTimed()</div><div class="ttdef"><b>Definition:</b> MidiFileParser.h:112</div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by&#160;<a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
</small></address>
</body>
</html>
